CVE-2025-29229
CriticalCVSS 9.8Exploitation Probability (EPSS)
Elevated risk70th percentile - higher than 70% of all known CVEs
Summary
Linksys E5600 version V1.1.0.26 is vulnerable to command injection in the ddnsStatus function. The description provides no further technical details.
Risk Assessment
The vulnerability may allow an attacker to execute arbitrary commands on the device, risking router and network traffic compromise. This affects network confidentiality and integrity.
Recommendation
Check for and promptly apply firmware updates for Linksys E5600. Until updated, restrict administrative access to the device.
Other vulnerabilities in Linksys E5600
See all- CVE-2026-121618Medium
Linksys E5600 1.1.0.26 contains an information disclosure vulnerability in /cgi-bin/fqc.cgi (Factory Quality Control). Remote exploitation is possible and the exploit has been made public. The vendor did not respond and the product is no longer supported.
- CVE-2026-121617High
Linksys E5600 1.1.0.26 has an out-of-bounds write in the init_multipart function of /cgi-bin/upload_fw.cgi (Header Parser). The attack can be launched remotely and the exploit is publicly available. The vendor did not respond and the product is no longer supported.
- CVE-2026-121616Medium
Linksys E5600 1.1.0.26 has an out-of-bounds write in the strcpy function of /cgi-bin/mesh_login.cgi (JSON Request Parser) when manipulating the username/password/token/source/cn/action arguments. The attack can be initiated remotely and the exploit is publicly available. The vendor did not respond and the product is no longer supported.
- CVE-2026-121615Critical
Linksys E5600 1.1.0.26 contains an improper authentication vulnerability in /cgi-bin/mesh_login.cgi (Login Handler). The attack can be launched remotely and the exploit has been publicly disclosed. The vendor did not respond and the product is no longer supported.
Original NVD description (English source)
linksys E5600 V1.1.0.26 is vulnerable to command injection in the function ddnsStatus.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS